<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl" />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>
<script>
export default {
  name: 'HomeIcons',
  data () {
    return {
      swiperOption: {
        autoplay: false

      },
      iconlist: [{
        id: '0001',
        imgUrl: 'https://s.qunarzz.com/homenode/images/touchheader/hotel.png',
        desc: '酒店'
      },
      {
        id: '0002',
        imgUrl: 'https://s.qunarzz.com/homenode/images/touchheader/flight.png',
        desc: '机票'
      },
      {
        id: '0003',
        imgUrl: 'https://s.qunarzz.com/homenode/images/touchheader/train.png',
        desc: '火车票'
      },
      {
        id: '0004',
        imgUrl: 'https://s.qunarzz.com/homenode/images/touchheader/package.png',
        desc: '度假'
      },
      {
        id: '0005',
        imgUrl: 'https://s.qunarzz.com/homenode/images/touchheader/piao.png',
        desc: '景点门票'
      },
      {
        id: '0006',
        imgUrl: 'https://picbed.qunarzz.com/f5e5770393d759578962e53ee67798c8.png',
        desc: '海外酒店'
      },
      {
        id: '0007',
        imgUrl: 'https://picbed.qunarzz.com/a36d2288f19e54562338f4d8ef986288.png',
        desc: '低价机票'
      },
      {
        id: '0008',
        imgUrl: 'https://picbed.qunarzz.com/377db8cb2143aebf01869c9baad3d325.png',
        desc: '汽车票船票'
      },
      {
        id: '0009',
        imgUrl: 'https://picbed.qunarzz.com/ae617a31e0bd5803d76918b817f6d942.png',
        desc: '自由行'
      }
      ]
    }
  },
  computed: {
    pages () {
      const pages = []
      this.iconlist.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      }
      )
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
@import '~styles/varibles.styl';
@import '~styles/mixins.styl';

.icons>>>.swiper-container {
  height: 0;
  padding-bottom: 50%;
}

.icons {
  margin-top: 0.1rem;
}

.icon {
  overflow: hidden;
  float: left;
  width: 25%;
  height: 0;
  padding-bottom: 25%;
  position: relative;
}

.icon-img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0.44rem;
  box-sizing: border-box;
  padding: 0.1rem;
}

.icon-img-content {
  display: block;
  margin: 0 auto;
  height: 100%;
}

.icon-desc {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0.44rem;
  line-height: 0.44rem;
  color: $darktextcolor;
  text-align: center;
  ellipsis();
}
</style>
